Home / 37,212.20-55,817.40-22,409.90

Finding the Fourth Proportional to 37,212.20, 55,817.40 and 22,409.90

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Solution

The fourth proportional to 37,212.20, 55,817.40 and 22,409.90 is: 33,614.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,212.20 : 55,817.40 = 22,409.90 : x
  2. Step 2: Convert to fraction form
    37,212.20/55,817.40 = 22,409.90/x
  3. Step 3: Cross multiply
    37,212.20x = 55,817.40 × 22,409.90
  4. Step 4: Simplify right side
    37,212.20x = 1,250,862,352.26
  5. Step 5: Solve for x
    x = 1,250,862,352.26/37,212.20
  6. Step 6: Final answer
    x = 33,614.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.